in the city. >> jon: new york city and a lot of major cities have relatively strict handgun laws. >> right. >> jon: why is it that those are not working to stem the tide? is it because any other place that doesn't have the laws are the ones feeding them? >> precisely. 90% of the guns come from other states. the iron pipe lineup 95. southern states for the most part. you can have strict laws here. governor cuomo signed probably the strictest laws in the country. if everybody had that, it's fine. everybody does not have it and as a result guns can be purchased in other jurisdictions. >> jon: can you trace them? say somebody buys a gun in florida, south carolina, wherever it's and coming up 95 to us. it's used in a crime. when you get that gun are you able to trace that back to where they bought it? >> with some difficulty. atf, does that, but they are limited. they do not have and cannot have, as a result of congressional direction, a database that does that so they call the manufacturers. it's a very laborious and takes a lot of time to trace a gun. >> jon: if we could institute just